Zeiss Compact Prime CP.2 50mm T1.5 Super Speed

Testing Lenses: Finding The Best Average Focus Point

You have been patient, my friends. You have made it through the first article, where we looked at how MTFs improve stopped down and saw it was a bit different for every lens. You enjoyed the second article, where we looked at the Best Individual Focus MTF (BIF MTF) which showed how good the MTF…